Pith Number

pith:D2Z3I7L4

pith:2010:D2Z3I7L43S5F2TRZGZIHTJ6H5K

not attested not anchored not stored refs pending

Perfect Fluids and Bad Metals: Transport Analogies Between Ultracold Fermi Gases and High $T_c$ Superconductors

Chih-Chun Chien, Dan Wulin, Hao Guo, K. Levin

arxiv:1009.4678 v2 · 2010-09-23 · cond-mat.supr-con · cond-mat.quant-gas

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D2Z3I7L43S5F2TRZGZIHTJ6H5K}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T04:13:05.719546Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1eb3b47d7cdcba5d4e39365079a7c7eabc988ab56628ba73240ecdd9d00de02d

Aliases

arxiv: 1009.4678 · arxiv_version: 1009.4678v2 · doi: 10.48550/arxiv.1009.4678 · pith_short_12: D2Z3I7L43S5F · pith_short_16: D2Z3I7L43S5F2TRZ · pith_short_8: D2Z3I7L4

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/D2Z3I7L43S5F2TRZGZIHTJ6H5K \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 1eb3b47d7cdcba5d4e39365079a7c7eabc988ab56628ba73240ecdd9d00de02d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6408a01f9255e5e9ffbe40ca3bf9cb1fd2b2630985ef334cb0296d0dadb354e4",
    "cross_cats_sorted": [
      "cond-mat.quant-gas"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2010-09-23T18:33:13Z",
    "title_canon_sha256": "7ea2e5e8e2bbcb103def6bf16e8ba1f8c36fb40e91e32bbadc078b9659884f9e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.4678",
    "kind": "arxiv",
    "version": 2
  }
}